moblie

I recently got Stardew valley on mobile but I can't figure out how to get my brother on my co-op! We did the thing and both unlocked co-op, but it says we need the same ip address? Please help, this is my first time on mobile.... I'm so confused!

I have a save file on my pc I transferred it to mobile when the new update got out since I didn't feel like replaying the whole game to get to ginger Island however when I try to open the save I get the save selected animation but no loading screen and the game just throws me to a buggy and...